Category Archives: Crustose
Acoraspora fuscata
Lepraria neglecta
Ionaspis lacustris
Lecanora orae-frigidae
Loxospora ochrophaea
![On Spruce Bark](http://markrahill.com/wp-content/uploads/2016/09/P9031421-750x563.jpg)
On Spruce Bark
Wahlenbergiella mucosa
![On Inter-tidal Boulders](http://markrahill.com/wp-content/uploads/2016/09/P9031419-750x563.jpg)
On Inter-tidal Boulders
Pyrenula pseudobufonia
![On Oak Bark](http://markrahill.com/wp-content/uploads/2016/09/P7110488-750x563.jpg)
On Oak Bark
Trypethelium virens
![On Oak bark](http://markrahill.com/wp-content/uploads/2016/09/P7120535-750x563.jpg)
On Oak bark